* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html,
body {
  margin: 0;
  padding: 0;
  height: 100%; 
  font-family: 'Microsoft YaHei';
  color: #333;
  background-color: #fff;
}

ul,
li {
  list-style: none;
}
#root {
  height: 100%;
}
.body-fixed {
  overflow: hidden;
}
